Apparatus and method of grinding liquid crystal cell
US6565421B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 1, 2000 |
| Grant date | May 20, 2003 |
| Priority date | — |
| Expiry date | Oct 28, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133302
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The present invention discloses an apparatus for grinding a liquid crystal cell including a power unit; a first axis receiving a rotational motion from the power unit; a second axis extending from the first axis and rotating along with the first axis; a first grinding wheel having a first grinding surface and being arranged between the first and second axes, the first grinding surface having a first inclined angle; and a second grinding wheel having second and third grinding surfaces and being arranged at a terminal portion of the second axis, the second grinding surface having a second inclined angle, and the third grinding surface having a third inclined angle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.